package Picture.dao;

import Picture.entiy.Picture;

import java.util.List;
import java.util.function.DoubleConsumer;

public interface PictureDao {
    List<Picture> getList();

    /**
     *
     * 按时间统计销售额
     * @param beginTime
     * @param endTime
     * @return
     */
    double sumAmout(String beginTime,String endTime);

}
